java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:33:15,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:33:15,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:33:15,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:33:15,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:33:15,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:33:15,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:33:15,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:33:15,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:33:15,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:33:15,106 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:33:15,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:33:15,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:33:15,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:33:15,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:33:15,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:33:15,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:33:15,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:33:15,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:33:15,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:33:15,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:33:15,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:33:15,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:33:15,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:33:15,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 09:33:15,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 09:33:15,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 09:33:15,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 09:33:15,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 09:33:15,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 09:33:15,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:33:15,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:33:15,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:33:15,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:33:15,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:33:15,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:33:15,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:33:15,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:33:15,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:33:15,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:33:15,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:33:15,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-18 09:33:15,165 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:33:15,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:33:15,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:33:15,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:33:15,167 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:33:15,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:33:15,167 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:33:15,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:33:15,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:33:15,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:33:15,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:33:15,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:33:15,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:33:15,170 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:33:15,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:33:15,170 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:33:15,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:33:15,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:33:15,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:33:15,171 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:33:15,171 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:33:15,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:15,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:33:15,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:33:15,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:33:15,172 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:33:15,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:33:15,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:33:15,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:33:15,224 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:33:15,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:33:15,245 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:33:15,246 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:33:15,247 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:33:15,248 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:15,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd5ed114a/6cf6fe5c1ca24879aa5b28a35e20339c/FLAG75d0fa493 [2019-08-18 09:33:15,788 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:33:15,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.5.1.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:15,810 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd5ed114a/6cf6fe5c1ca24879aa5b28a35e20339c/FLAG75d0fa493 [2019-08-18 09:33:16,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd5ed114a/6cf6fe5c1ca24879aa5b28a35e20339c [2019-08-18 09:33:16,183 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:33:16,184 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:33:16,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:16,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:33:16,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:33:16,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:16" (1/1) ... [2019-08-18 09:33:16,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5317d235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:16, skipping insertion in model container [2019-08-18 09:33:16,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:16" (1/1) ... [2019-08-18 09:33:16,200 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:33:16,237 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:33:16,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:16,602 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:33:16,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:16,678 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:33:16,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:16 WrapperNode [2019-08-18 09:33:16,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:16,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:33:16,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:33:16,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:33:16,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:16" (1/1) ... [2019-08-18 09:33:16,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:16" (1/1) ... [2019-08-18 09:33:16,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:16" (1/1) ... [2019-08-18 09:33:16,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:16" (1/1) ... [2019-08-18 09:33:16,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:16" (1/1) ... [2019-08-18 09:33:16,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:16" (1/1) ... [2019-08-18 09:33:16,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:16" (1/1) ... [2019-08-18 09:33:16,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:33:16,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:33:16,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:33:16,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:33:16,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:16,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:33:16,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:33:16,793 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-18 09:33:16,793 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-18 09:33:16,794 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-18 09:33:16,794 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-18 09:33:16,794 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-18 09:33:16,794 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:33:16,794 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:33:16,795 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:33:16,795 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:33:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:33:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:33:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:33:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-18 09:33:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:33:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:33:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:33:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:33:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 09:33:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 09:33:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 09:33:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 09:33:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 09:33:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:33:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:33:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:33:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:33:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:33:17,474 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:33:17,474 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:33:17,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:17 BoogieIcfgContainer [2019-08-18 09:33:17,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:33:17,476 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:33:17,476 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:33:17,477 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:33:17,478 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:17" (1/1) ... [2019-08-18 09:33:17,493 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:33:17,496 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:33:17,508 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:33:17,516 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:33:17,518 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:33:17,627 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:17,631 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:17,632 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:17,633 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:17,651 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2019-08-18 09:33:17,651 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:17,861 WARN L188 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-08-18 09:33:17,862 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:17,883 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:17,884 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:17,886 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:17,890 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:17,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:17,892 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:17,893 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:17,897 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:17,899 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:17,900 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:17,904 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 20 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2019-08-18 09:33:17,904 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:18,084 WARN L188 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-08-18 09:33:18,084 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:18,085 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:33:18,086 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:148, output treesize:162 [2019-08-18 09:33:18,128 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 175 [2019-08-18 09:33:18,214 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,227 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,229 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,239 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,242 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,244 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,245 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,250 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,252 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,253 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,308 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,311 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,315 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,317 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,318 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,320 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,322 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,323 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,324 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,466 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,467 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,469 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,472 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,473 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,475 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,476 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,477 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,479 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,501 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,502 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,508 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,509 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,510 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,512 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,516 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,517 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,519 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,551 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,552 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,556 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,559 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,560 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,562 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,563 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,564 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,565 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,611 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,704 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,768 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:18,771 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 18 [2019-08-18 09:33:18,772 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:33:18,772 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:33:18,776 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 461#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~p5_new~0) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0)) [2019-08-18 09:33:18,785 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:33:18,785 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:33:18,787 INFO L168 Benchmark]: Toolchain (without parser) took 2602.84 ms. Allocated memory was 137.9 MB in the beginning and 218.6 MB in the end (delta: 80.7 MB). Free memory was 84.5 MB in the beginning and 66.4 MB in the end (delta: 18.1 MB). Peak memory consumption was 98.9 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:18,792 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 09:33:18,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 493.79 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 84.3 MB in the beginning and 169.7 MB in the end (delta: -85.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:18,796 INFO L168 Benchmark]: Boogie Preprocessor took 52.31 ms. Allocated memory is still 197.7 MB. Free memory was 169.7 MB in the beginning and 167.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:18,797 INFO L168 Benchmark]: RCFGBuilder took 743.85 ms. Allocated memory is still 197.7 MB. Free memory was 167.2 MB in the beginning and 126.4 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:18,799 INFO L168 Benchmark]: Symbolic Interpretation took 1309.21 ms. Allocated memory was 197.7 MB in the beginning and 218.6 MB in the end (delta: 21.0 MB). Free memory was 126.4 MB in the beginning and 66.4 MB in the end (delta: 60.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:18,809 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 473]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 461#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~p5_new~0) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 493.79 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 84.3 MB in the beginning and 169.7 MB in the end (delta: -85.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.31 ms. Allocated memory is still 197.7 MB. Free memory was 169.7 MB in the beginning and 167.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 743.85 ms. Allocated memory is still 197.7 MB. Free memory was 167.2 MB in the beginning and 126.4 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1309.21 ms. Allocated memory was 197.7 MB in the beginning and 218.6 MB in the end (delta: 21.0 MB). Free memory was 126.4 MB in the beginning and 66.4 MB in the end (delta: 60.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...